A young, displaced girl cries after the relative she was with disappears into a row of latrines Sunday at a U.N. compound in Juba, South Sudan. Violence in the country has forced an estimated 70,000 people to take refuge in U.N. compounds. Ben Curtis/AP hide caption

itoggle caption Ben Curtis/AP

Supporters of the Muslim Brotherhood at Al-Azhar university make the four-finger Rabaa gesture as they hold tear gas canisters during clashes with riot police and residents of the area at the university's campus in Cairo on Saturday. Reuters /Landov hide caption

itoggle caption Reuters /Landov

Tens of thousands of refugees are flocking to United Nations compounds like this one in Juba, while fears fester that fighting in the capital will resume. Tony Karumba/AFP/Getty Images hide caption

itoggle caption Tony Karumba/AFP/Getty Images

South Sudanese seek refuge at the United Nations compound in the capital, Juba, on Sunday. Though Juba is mostly peaceful now, growing numbers are seeking shelter at the compound in fear the ethnic killings will resume. Tony Karumba/AFP/Getty Images hide caption

itoggle caption Tony Karumba/AFP/Getty Images